firewall

noun/ˈfaɪərwɔl/

Frequency rank: #10,171 of 20,003 in the WORDED list (wordfreq data)

Meaning

a system designed to block unauthorized access to or from a private network.

Illustration for the English word “firewall”

Example sentence

The company installed firewall software to protect its network from hackers.

Synonyms & related words

More words in ranks 10,101–10,200